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Ontario

$130+ Cheap flights from Fort Lauderdale to Ontario (FLL - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
FLL — ONT
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
1 adult, Economy
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Cheap flight deals from Fort Lauderdale to Ontario

Cheapest flights from Fort Lauderdale to Ontario
Explore the most affordable flight options available from Fort Lauderdale to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.

This Expedia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1512:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Wed 7/229:32 am
ONT
-
FLL
1 stop23h 29m
Frontier
Deal found 6/15$264
This CheapOair deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/112:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Sat 8/89:36 am
ONT
-
FLL
1 stop23h 25m
Frontier
Deal found 6/18$274
This CheapOair deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Mon 8/109:36 am
ONT
-
FLL
1 stop23h 25m
Frontier
Deal found 6/20$286
This Expedia deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Mon 8/109:36 am
ONT
-
FLL
1 stop23h 25m
Frontier
Deal found 6/16$288
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Tue 8/185:43 pm
ONT
-
FLL
1 stop15h 37m
Frontier
Deal found 6/16$289
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:43 am
FLL
-
ONT
2 stops27h 21m
Frontier
Tue 8/119:36 am
ONT
-
FLL
1 stop23h 25m
Frontier
Deal found 6/16$292
This CheapOair deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Mon 8/179:36 am
ONT
-
FLL
1 stop23h 33m
Frontier
Deal found 6/16$298
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Sat 7/189:32 am
ONT
-
FLL
1 stop23h 29m
Frontier
Deal found 6/18$300
This Jetabroad deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Tue 8/119:36 am
ONT
-
FLL
1 stop23h 25m
Frontier
Deal found 6/16$310
This Expedia deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/812:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Wed 7/159:32 am
ONT
-
FLL
1 stop23h 29m
Frontier
Deal found 6/19$315
This CheapOair deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/812:56 pm
FLL
-
ONT
1 stop21h 36m
Frontier
Wed 7/229:32 am
ONT
-
FLL
1 stop23h 29m
Frontier
Deal found 6/17$317

Find flight deals from Fort Lauderdale to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Fort Lauderdale (FLL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$274
(CheapOair)

One-way from

$130
(Super.com)

Popular in

September

Cheapest in

March

Average price

$556
Provider with most accurate pricing for Fort Lauderdale-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fort Lauderdale-Ontario flights.
Search Deals
From Fort Lauderdale to Ontario
Search Deals
One-way flight from Fort Lauderdale to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fort Lauderdale to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from Fort Lauderdale to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Wed 8/12

5:30 am-10:42 am

1 stop8h 12m

Ontario

Sat 8/15

6:00 am-4:20 pm

1 stop7h 20m

$403

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Wed 7/15

5:23 am-10:38 am

1 stop8h 15m

Ontario

Tue 7/21

10:00 pm-9:59 am

1 stop8h 59m

$403

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 8/18

5:30 am-10:42 am

1 stop8h 12m

Ontario

Wed 8/19

6:00 am-4:52 pm

1 stop7h 52m

$403
Quickest round-trip

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Wed 8/12

6:30 am-10:42 am

1 stop7h 12m

Ontario

Mon 8/17

6:00 am-5:06 pm

1 stop8h 06m

$425

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 7/7

2:30 pm-9:50 pm

1 stop10h 20m

Ontario

Wed 7/8

11:48 am-12:39 am

1 stop9h 51m

$480

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 6/30

10:55 am-5:05 pm

2 stops9h 10m

Ontario

Wed 7/15

9:45 am-11:00 pm

2 stops10h 15m

$514

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 8/18

3:20 pm-8:53 pm

1 stop8h 33m

Ontario

Wed 8/19

5:00 am-8:15 pm

2 stops12h 15m

$518

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 8/25

1:05 pm-8:53 pm

2 stops10h 48m

Ontario

Wed 8/26

7:00 am-8:59 pm

1 stop10h 59m

$518

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Tue 8/18

3:20 pm-8:53 pm

1 stop8h 33m

Ontario

Thu 8/20

5:00 am-8:25 pm

2 stops12h 25m

$540

Fort LauderdaleOntario

FLL - ONT

FLLONT

Fort Lauderdale

Thu 7/16

5:00 pm-9:55 pm

1 stop7h 55m

Ontario

Tue 7/21

5:00 am-8:22 pm

2 stops12h 22m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Fort Lauderdale to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Fort Lauderdale to Ontario in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Fort Lauderdale-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fort Lauderdale-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fort Lauderdale-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Fort Lauderdale-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Fort Lauderdale-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Fort Lauderdale to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Fort Lauderdale with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Fort Lauderdale to Ontario

What is the cheapest month to book a flight from Fort Lauderdale to Ontario?

Currently, March is the cheapest month in which you can book a flight from Fort Lauderdale to Ontario (average of $250). Flying from Fort Lauderdale to Ontario in June is currently the most expensive (average of $609). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Fort Lauderdale to Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 20, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Fort Lauderdale to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
7.9
Good
4,241 reviews
Southwest
7.9
Good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
United Airlines
7.4
Good
9,865 reviews
Southwest
7.9
Good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
American Airlines
7.1
Good
11,716 reviews
Southwest
7.9
Good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

Find useful and relevant information for your journey from Fort Lauderdale to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Fort Lauderdale to Ontario?

    A quick flight from Fort Lauderdale to Ontario can take about 8h 12m. Delta provides one of the quickest options available for as low as $403. Fort Lauderdale and Ontario are separated by a distance of 2291 mi.

  • What are the cheapest airlines flying from Fort Lauderdale to Ontario round-trip?

    United Airlines, at $192, was found to be the cheapest airline from Fort Lauderdale to Ontario.Alternate airlines to your destination round-trip include American Airlines and Southwest. These flights start at 52% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Fort Lauderdale to Ontario one-way?

    One-way options have recently been found by users for as low as $100 on Frontier. Other airlines that offer cheap prices include United Airlines from $128 and JetBlue from $134 one-way.

  • Can I find deals for flights from Fort Lauderdale to Ontario that include hotel bookings?

    Yes. In addition to deals on Fort Lauderdale to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fort Lauderdale to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fort Lauderdale to Ontario.

  • Can I find deals for business class flights from Fort Lauderdale to Ontario?

    Yes. Cheapflights offers flight deals from Fort Lauderdale to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Fort Lauderdale to Ontario?

    Currently, March is the cheapest month in which you can book a flight from Fort Lauderdale to Ontario (average of $250). Flying from Fort Lauderdale to Ontario in June is currently the most expensive (average of $609). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Fort Lauderdale to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Fort Lauderdale to Ontario

Discover the top 3 airlines that operate flights from Fort Lauderdale to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$192Average$353FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$301Average$448FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$303Average$420FlexibilityNo cancel feeOn-time63%

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